Leverage str_contains/str_starts_with

Signed-off-by: Alexander M. Turek <[email protected]>

Author: derrabus

Lexer.php

@@ -50,13 +50,13 @@ public function tokenize($expression)
                 }
                 $tokens[] = new Token(Token::NUMBER_TYPE, $number, $cursor + 1);
                 $cursor += \strlen($match[0]);
-            } elseif (false !== strpos('([{', $expression[$cursor])) {
+            } elseif (str_contains('([{', $expression[$cursor])) {
                 // opening bracket
                 $brackets[] = [$expression[$cursor], $cursor];
 
                 $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
                 ++$cursor;
-            } elseif (false !== strpos(')]}', $expression[$cursor])) {
+            } elseif (str_contains(')]}', $expression[$cursor])) {
                 // closing bracket
                 if (empty($brackets)) {
                     throw new SyntaxError(sprintf('Unexpected "%s".', $expression[$cursor]), $cursor, $expression);
@@ -77,7 +77,7 @@ public function tokenize($expression)
                 // operators
                 $tokens[] = new Token(Token::OPERATOR_TYPE, $match[0], $cursor + 1);
                 $cursor += \strlen($match[0]);
-            } elseif (false !== strpos('.,?:', $expression[$cursor])) {
+            } elseif (str_contains('.,?:', $expression[$cursor])) {
                 // punctuation
                 $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
                 ++$cursor;

composer.json

@@ -18,6 +18,7 @@
     "require": {
         "php": ">=7.1.3",
         "symfony/cache": "^3.4|^4.0|^5.0",
+        "symfony/polyfill-php80": "^1.16",
         "symfony/service-contracts": "^1.1|^2"
     },
     "autoload": {